20136428180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1500479}}^1$

素因数の和:1500560

約数の個数: 48

約数和(自身を含む): 46886999040

約数和(自身を除く): 26750570860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2684, 3355, 6710, 13420, 1500479, 3000958, 6001916, 7502395, 15004790, 16505269, 30009580, 33010538, 66021076, 82526345, 91529219, 165052690, 183058438, 330105380, 366116876, 457646095, 915292190, 1006821409, 1830584380, 2013642818, 4027285636, 5034107045, 10068214090, 20136428180]

約数ペア:

[(1, 20136428180), (2, 10068214090), (4, 5034107045), (5, 4027285636), (10, 2013642818), (11, 1830584380), (20, 1006821409), (22, 915292190), (44, 457646095), (55, 366116876), (61, 330105380), (110, 183058438), (122, 165052690), (220, 91529219), (244, 82526345), (305, 66021076), (610, 33010538), (671, 30009580), (1220, 16505269), (1342, 15004790), (2684, 7502395), (3355, 6001916), (6710, 3000958), (13420, 1500479)]